| COMAH |
Control of Major Accident Hazards |
| COMAR |
Code Of Maryland Annotated Relations |
| COMAS |
Combined Orbital Maneuvering and Abort System |
| COMBIC |
Combined Obscuration Model for Battlefield Induced Contaminants |
| COMCO |
Command Communications Outlet |
| COMDEX |
Computer Dealers Exposition |
| COMECOW |
Council for Mutual Economic Assistance (East Europe) |
| COMEDS |
CONUS Meteorological Data System |
| COMESA |
Common Market for Eastern and South Africa |
| COMET |
Cooperative program for Operational Meteorology, Education, and Training |
| COMET |
Cooperative Program For Operational Meteorology Education And Training |
| COMET |
Cooperative Programme for Operational Meteorology Education and Training |
| COMET |
Client Online Mortgage Enquiry Tool |
| COMP |
Compare Files |
| COMP |
Compound |
| COMP |
Cartilage Oligometic Matrix Protein |
| COMP |
Computation of Rendezvous Targeting |
| COMPASS |
COMPuter ASSurance Conference |
| COMPASS |
Comprehensive Online Management Personnel And Accounting System For Sacramento |
| Computer |
Common Operating Machine Particularly Used for Technical Educational and Research |
| COMS |
Crotchety Old Man Syndrome |
| COMS |
Collaborative Ocular Melanoma Study |
| COMS |
Continuous Opacity Monitoring System |
| COMS |
Comscollaborative Ocular Melanoma Study |
| COMSAT |
Communication Satellite Corporation (US) |
| COMSAT |
Communications Satellite |
| COMSEC |
Communications Security |
| COMSTAC |
Commercial Space Transportation Advisory Committee |
| COMT |
Catechol-O-MethylTransferase |
| COMT |
Certified Opthalmic Medical Technician |
| COMT |
Certified Obstetric Massage Therapist |
| CON |
Call Operator Now |
| CON |
Accept CONSOLE (keyboard) output |
| CON |
Connector |
| CONC |
Concentration |
| CONCOR |
Container Corporation of India |
| CONCORD |
Council for North Indian States for Cooperation and Regional Development |
| COND |
Cerebro-osteo-nephrodysplasia |
| CONG FAIL |
Congestive Failure |
| CONT |
Continuous |
| CONTEL |
International Conference on Telecommunications |
| CONTIG |
Consortium Of Teachers In Genetics |
| COO |
Chief Operating Officer |
| COOD |
Chronic Obstructive Outflow Disease |
| COOIT |
Central Organisation for Oil Industry and Trade |
| COOL |
Career Options On Line |
| COOL |
Construction Opportunities On Line |
| COOL |
Clean Our Okanagan Lake |
| COOL |
Crisis Over Outrageous Law |
| COOL |
Character Object Oriented Lessons |